Home / 190,701,064.80-286,051,597.20-47,093,896.80

Finding the Fourth Proportional to 190,701,064.80, 286,051,597.20 and 47,093,896.80

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Solution

The fourth proportional to 190,701,064.80, 286,051,597.20 and 47,093,896.80 is: 70,640,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,701,064.80 : 286,051,597.20 = 47,093,896.80 : x
  2. Step 2: Convert to fraction form
    190,701,064.80/286,051,597.20 = 47,093,896.80/x
  3. Step 3: Cross multiply
    190,701,064.80x = 286,051,597.20 × 47,093,896.80
  4. Step 4: Simplify right side
    190,701,064.80x = 13,471,284,398,011,968
  5. Step 5: Solve for x
    x = 13,471,284,398,011,968/190,701,064.80
  6. Step 6: Final answer
    x = 70,640,845.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.